a. The hormones insulin and glucagons regulate blood-sugar levels.
b. In the birth of a baby, uterine contractions stimulate release of chemicals that stimulate more uterine contractions.
c. A rise in temperature when you exercise stimulates sweating and increased blood flow to the skin.
d. When cells have sufficient energy available, the pathways that break down sugars are turned off.
e. A rise in CO2 in the atmosphere correlates with increasing global temperature.
b. In the birth of a baby, uterine contractions stimulate release of chemicals that stimulate more uterine contractions.
c. A rise in temperature when you exercise stimulates sweating and increased blood flow to the skin.
d. When cells have sufficient energy available, the pathways that break down sugars are turned off.
e. A rise in CO2 in the atmosphere correlates with increasing global temperature.